WOLVERINE is a USDA authorized butyl cleaner. Can be diluted up to 5:1 with water. Contains strong cleaners, emulsifiers, penetrants, wetting agents and soil suspension agents. WOLVERINE bulk is designed to be sprayed directly on coil surface to remove grease, oil, dirt, grime, carbon, soot, ink, food and most other soils. Nonflammable. Contains no caustics, acids or abrasives. Rinses completely with condensation.